Jagan chowdary

ac6ugw@r.postjobfree.com 916-***-****

System Engineer, Database Engineer, Devops Engineer, Cloud Paas/Saas Engineer with close to 18 years of experience in Automation and Administration and SDLC process CI/CD and ITIL process

Professional Summary:

Over 18+ years of experience in Administration and Development of windows 2003/2008, Red Hat Linux, SUSE Linux.

Experience in using version controller tools like Subversion (SVN), GIT, BitBucket, Stash, and PVCS.

Experience in installation and configuration of puppet environments

Experience in writing puppet modules

Used R10k for puppet master to pull the code

Managed VMWare Cloud platform

Written and managed Work flows in VRO VMWare Orchestrator

Customized VCAC portal for users by defining roles

Responsible for merging, tagging and conflict resolution in GIT and Geritt.

Source control management, the maintenance and management of source code repositories, including automated controls and enhancements.

As Puppet configuration management tools to automate repetitive tasks, rapid deployment of critical applications, and proactively manage knowledge change.

In professional settings issue / bug tracking tool Atlassian's JIRA, Bugzilla and Mantis.

Excellent working experience in the software development life cycle (SDLC), project management, configuration and release management plan.

Excellent problem solving skills, and to break complex situations, the ability to find and solve the root causes of applicable technical and technological issues.

Maintain and execute a build script to automate the development and production experience to build.

Extensively worked on Hudson/Jenkins and Bamboo for continuous integration and for End to End automation for all build and deployments.

Implemented and supported CI process via Jenkins and Bamboo for several java applications including setting up pipeline jobs and downstream job configurations in Jenkins.

Maintained Jenkins masters with over 80+ jobs for over 10+ different applications supported several quarterly and project releases in parallel.

Experienced in Installing, configuring and administering Red Hat Linux AS 3.0 /4.0/5.x &, Dell, IBM and HP x 86 Servers.

Design and Implementation of migration strategy for consolidating Data Centers from around the world to two centralized locations in US which involves 6000+ servers of various Windows versions.

Identification, planning and migration of P2V candidates and new builds from each sites without any downtime.

Consolidation and Capacity planning of Physical Servers using Cirba.

Works closely with Network and security team to open the required ports for communication.

Experience in TCP/IP Networking.

Using Server automation (BladeLogic) too to run the scripts/patches in multiple servers.

Experience in Monitoring and work on the alerts.

Knowledge in XML schema.

Creating and managing Virtual Machines and Templates, worked with clones and snapshots of Virtual Machines.

Knowledge in Component Object Model (COM) and Distributed Component Object Model (DCOM)

Automating and building the Windows 2k3 and 2k8 servers using BMC Blade Logic Automation tools.

Using robocopy, and Plate Spin to copy data from source to target over the lan..

Experience in transformation and remediation process.

Involved in installation, configuration and testing of Double-Take Share for Data Transfer for Solaris and AIX Servers.

Troubleshooting, documenting and knowledge transferring of Double Take process to the BUs.

Involved in migration of project from one flavor to another one.

Knowledge in IIS6 & IIS7 administration.

Strong Experience on Migrating from Windows 2000/2003 – 2008 using Double-Take Availability.

Works closely with Java Team to Deploy the application and trouble shoot.

Worked in heterogeneous environment. Installing, configuring and administration on IBM AIX 5/6/7, Red Hat Linux 8, 9 and RH AS 2.1, RHEL 3.x, 4.x, Suse Linux Enterprise Server (SLES) 10.x.

Implemented and Enhanced the Existing Scripts which are developed in Shell, Perl, and SQL.

Worked with Backup Team to Configure the Master and Client Backup servers Using VERITAS Net Back up 4.5/5.0

Performed Servers consolidation and virtualization using VMware virtual infrastructure, VMware ESX, Virtual Center, VM tools.

Experience in virtual infrastructure and Enterprise Cloud technologies

Configuring Kickstart Servers and booting the images using PXE in Red hat Linux (RHEL).

Installed OS by using Kickstart, NIM and Ignite methods.

Extensive experience in installing, integrating, tuning, and troubleshooting Apache, Tomcat and WebSphere application server and webserver, webfocus IHS Also involved in troubleshooting.

Good understanding of testing cycles.

Worked closely on UVT, AVT& IVT Testing’s.

Knowledge of testing components and deliverables within the Software Development Life Cycle (SDLC)

Experience in Windows file/print servers, Windows clustering, Symantec Enterprise Vault, NetBackup & VMWare. This is primarily a Windows Administrator with working knowledge of Netback up, VMware.

Expertise in Volume management, Disk Management, software RAID solutions File system Tuning and growing.

Experience with creation and administration of virtual machines on VMWare ESXi and Infrastructure 3.

Experienced with the installation, configuration of LVM on AIX and Logical Volume Manager (LVM) on Linux and experienced in RAID 1, 5, 51, 10, 01 configuration.

Experienced in installation and configuration of SAMBA.

Experience in SQL Server 2002/2005/2008 in Installation and Configuration.

Good experience and understanding of SAN (SAN arrays; HITACHI, EMC) technology including zoning, disk creation on various systems, maintaining and configuring various fiber switches and storages.

Experience with Methodologies of Agile & Scrum.

Experience in working in my sql 4.x and 5.x versions.

Experience in install, uninstall and configuration of MySQL server with basic validation.

Perform post-install security activities on MySQL

Experience in network administration, deploying and troubleshooting of DNS, LDAP, NIS, NFS and DHCP etc.

Expertise in System performance tuning, capacity planning and Disaster Recovery planning.

Experience with patching of Linux and IBM AIX servers and hardening of servers using native and third party tools.

Disk and File system management through Logical Volume Manager (LVM) on IBM AIX & LINUX.

Knowledge of networking (TCP/IP, Ethernet), NIS, DNS, NFS, DHCP, SMTP and RAID.

Knowledge of Routers and Switches, Subnet, VLAN, TCP/IP, VPN, OSI model, Firewall (checkpoint), VOIP, and Sarbanes Oxley compliance (SOX).

Extensive experience in Application Services on UNIX, Windows Host.

Scripting knowledge Ansible,Shell scripting, Powershell scripting to perform different administration tasks.

Experience with the following technologies: vulnerability management, Malware/APT/Breach Detection, Threat Intelligence, log management, Identity and Access Management, encryption, Data Loss Prevention, Digital Asset Management, Security Information and Event Management and cryptography.

Experience in Shell scripting (ksh, bash) to automate system administration jobs

Extensive experience in UNIX performance monitoring and kernel tuning and Load balancing to ensure stable performance.

Good knowledge in virtualization using VMWAARE ESX 3.5, 4.0 for redhat Linux and Solaris x 86 platforms.

Proficient in Installation, configuration, maintenance of open LDAP server and applications integrated with Apache Web server and Postfix mail server for user authentication.

Strong technical background in Storage, Disk Management, Logical Volume Management (LVM) and logical partitioning.

Configured DNS, LDAP, I-planet, Apache HTTP servers.

Good Knowledge in virtualization using WPARS & LPARS on IBM Power environment.

Excellent communication skills, enthusiastic with the drive and determination to do whatever it takes to get the job done.

Technical Skills

Professional Experience:

Oracle Corp

Cloud apps/Devops OCI engineer April 2016 to present

Client: US GOV OCI implementation 400 Cloud Instances

Creating a GAP analysis statement on OCI migration tasks

Finalizing GAP analysis and getting approval from US gov board members

Creating Benchmarks on systems and database performances matrix

Creating POC database instances

Working with US gov stake holders on security matrix

Setting up Identity Management set up for user login

Creating test database instances with 11g/12c software in OCI platform

Migrating existing test database schemas to Oracle 12c in OCI platform

Validating Oracle12c migration plan from Stakeholders

Setting DR cloud for test database

Testing DR cloud for test database

Deploying all customized applications on test database

Creating STAGE/PROD database instances in OCI platforms

Setting up DR cloud service for PROD instances

Rapid provisioning of new EBS installations (12.1.3, 12.2.6) in Oracle Cloud Classic using EBS Cloud Admin tool and experience with all the options provided by ProvisonEBS.pl . Various Database configurations DBCS, DBCS-RAC, Exadata CS-RAC are used with versions 11.2.0.4 and 12.1.0.2. Performed post provisioning steps including installing RPMS, running AutoConfig, managing passwords, fs-clone etc.

Performed several Database only upgrades (from 11g to 12c) for EBS Suite in both On-Premises and Oracle Cloud Classic environments

Setting up patching cycles on OS levels/database levels

Setting up smtp,sftp,scp,network printing to support daily interfaces activities

Creating detailed document on DR set up, testing on DR set up

Documenting DR fail over process and testing multiple times with US gov stake holders

Deploying other Saas services GoldenGate, Soacs, BigData, Application Container services

System integration testing of with third party applications with OCI Paas platforms

Interfaces testing with all other applications with OCI Paas Platforms instances

Working on UAT testing with QA team to validate end to end applications performance

Setting up release management process with US gov on scheduled time lines

Implementing Data Masking Saas service to scramble he required data fields

Testing performance matrix with existing performance matrix

Moving Prod database instances to live and monitoring

Client: Sydney DR Cloud set up

Understanding existing DR set in non-cloud environments

Providing GAP analysis report to Sydney DR stake holders

Setting test DR cloud service in Stage environment

Documenting DR fail over process and testing multiple times with stake holders

Setting QA matrix after DR fail over process

Setting UAT testing matrix with QA team for end to end testing after fail over in Stage

Setting up Prod DR cloud service all Pord instances in OCI Platform

Working with Sydney Change Control Board for Release management

Documenting the Prod roll over process

Environment: Oracle Cloud, Oci, Oci-classic, Terfaform, Docker, Oracle Linux 5/6/7, Jira, jenkins, weblogic

curl, swift, GIT.GITHUB, TFS, Ansible, Puppet, Database Migration

Blue Shield of California, El Dorado Hills, CA Apr 2010-Apr 2016

Systems Engineer/Oracle Database engineer

Using the VmWare VCAC and VRO to provide Paas( platform as a service)

Worked on variety of Linux platforms Red Hat Linux, AIX, Solaris which includes installation, configuring and maintenance of applications on this environment.

Develop and build using Maven and Ant as the build Jenkins / Hudson tool to move from one environment to another environment deployment scripts.

Used the confluence of all published versions of the release notes.

Create workflows Jenkins on pre-deployment process (DB execution environment configuration changes, etc.) are QA and pre-production environments.

Use Git and Subversion source code management cooperation

Write Shell Script to an integrated label is applied to all files require manual labeling.

Collect the necessary approval and sign-off of all stakeholders, as well as two development teams release manager.

Works with Symantec and BSC team to setup the Symantec O3 IDLINK Open VPN Servers.

Working on Active directory services & GPO’s on Windows 2008R2 & Windows 2003

Worked on IBM Watson and Optim application installations and support on Rhel 6.

Experience in working on IBM Websphere Application server.

Involved in multiple Data Center Migrations.

VM Servers build & rebuild (Deploying the New VM from the Template and Cloning an Existing VM) as per the client request through change management process

Network and Internet support for managed web hosting in Windows 2008 R2 environment

Experience in executing and testing the SQL Data base queries to test the Data base connections

Remote installation of ESX Hosts, Windows 2008 Servers using Raritan and Communicating with Network/Storage teams for Server Support.

Experience in working on IPA. Identity Management.

Troubleshooting network administration, IIS configuration, DNS setup and modifications, firewall rule sets, local and distributed director, connectivity, and supporting applications

Worked on upgrade the MySQL client from 4.x to 5.x in 64 bit Rhel 6 servers.

Oracle E-Business Suite administration EBS and database upgrades from multiple versions to the latest versions in multiple platforms.

Oracle E-Business Suite administration EBS 11i, R12 12.1 / 12.2

involving Oracle E-biz cloning, patching, user administration, application upgrades and troubleshooting developer, functional and business user issues.

Works closely with DB team o setup of MySQL and oracle clients with basic post install security activities.

Involves with DB team on trouble shoot the MYSQL issues by using basic flush and kill commands.

Experience in executing the remote MySQL commands to check the status etc..

Responsible for independent support of Tier 2 issues: reboots, start/stop services, reset Terminal Service and pc anywhere connections, and administrative server maintenance. Daily follow up with clients to ensure resolution of all issues.

Provide support to Account Managers, UNIX and Windows technicians, and other departments

Build servers using Kick Start, Red Hat Satellite Server, and vSphere Client

Experience in installing oracle32 and 64 bit clients in 64 bit RHEL machines.

Updating patches to keep servers updated against bugs present in the operating system using Red Hat Satellite Server, yum, etc.

Worked exclusively on VMware virtual environment.

Experience in using VMware veeam to move VM’s from One Datacenter to another datacenter.

Involved in installation and configuration of various Third party software onto servers.

Involved in ILMT Agent Deployments and Oracle/SQL Upgrade project which includes various Unix builds of different OS platforms across various data centers.

Co-ordinated with various cross functional teams across IT operations to make sure smooth functioning of projects.

Worked closely with DBA Team in order to adjust kernel parameters as per requirements.

Installed, configured and provided support for Tivoli Monitoring software across various OS platforms like RHEL,AIX and Solaris.

Installed, configured and provided support for Tivoli Net Backup software across various OS platforms like RHEL,AIX and Solaris

Installed packages using YUM and Red hat Package Manager ( RPM ) on various servers

Day to day resolution on Linux based issued though SMS ticketing system in compliance to SLA cycles.

Automating many day to day tasks through Bash scripting.

Worked with Red Hat Satellite Server which is used to push changes across various servers simultaneously.

Security:

Performed the daily system administration tasks like managing system resources and end users support operations and security.

In addition to our core IAM, IDM solution’s, lead providing audits for PCI, SAS70, SSAE16, HIPAA and PHIPAA, Pentesting (blackbox, whitebox, greybox application, authorization, functionality, wireless and social) governance, risk assessments, compliance management, security design engineering, vulnerability management, Malware/APT/Breach Detection, incident response and digital forensics identify, containment, eradication and recovery

Installed and configured Document Direct software as POC in BSC enter level

provision MYSQL instances, in both clustered and non clustered configurations

Manage and perform HIPAA & PHIPAA security audit and architect environment. Designed and manage cloud architecture in US and created a future vision for Canada network. Automated back-up’s, purchase and configuration of IDS, DLP, DAM, SIEM, DNSCRYPT, SSL certificates, Bit Defender Anti-Virus, suggested email solutions. Implemented and customized FireEye NX Web MPS and IPS secure network from threats. This was installed inline

Environment: Red hat Enterprise Linux 4.x/5.x/6.1, AIX 6.x, Solaris 8/ 9/10, Tivoli Storage Manager, VMware ESX5, Tivoli Net backup, and Web sphere. Windows 2008 R2 & 2008 servers, Windows 2003/2008/2012, IIS 7.0 & 7.5,Document Direct, MYSQL,

Hazelcast docker, jboss

NECAM RANCHO CORDOVA Dec 1999– Marc2010

Automation /Linux/Unix Administrator/oracle DBA

Automated performance management with nmon

Wrote shell script for user management and file system management

Created shell script to Automate sudoers

Automated server post installation process and hardening

Automated Oracle server installation process by shell script to setup required file system and copy the required binaries to the server and install oracle.

Automated inventory collection by writing a shell script to scan and collect the inventory from network

Wrote shell scripts to install agents like netbackup and Tivoli monitoring

Installation of Oracle 10g on the Sun servers running Solaris 8, 9, SuSe Linux ES 10 and Redhat AS 2.1, EL 3 and 4.x.

Experience on working with a SAN environment which included working with SAN teams and the environment included Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4 and Sun StorEdge 9980

Installing and upgrading Solaris 8, 9, 10, IBM AIX 5.x/6.x, Redhat EL 3, 4.x and Suse EL Server 10 sp1, sp2 operating systems.

Involved in building AIX servers using NIM server on various IBM Power servers and Kickstarting Redhat EL 3, 4.x, 5.x

Creating resource pools, zones and containers on Solaris 10 and v490s, v890s to optimize and consolidate the use of the hardware.

Worked on LDOMs on Sun T2000 servers.

Worked on LAMP for configuring Mantis Bug tracking tool and Wordpress blog software.

Installing Veritas Volume Manager 4.1. Implementing RAID and creating Disk Groups, Volume and Logical volumes using VxVM on Solaris to manage the storage resources and creating, resizing and managing volumes and used LVM on IBM AIX, Linux to create Volumes on the Volume Groups, Volumes and file systems.

Mirroring the root disks using Sun Volume Manager.

Installed and Configured High Availability, Disaster Recovery systems using Veritas Cluster Server 4.1 on a two node cluster for NFS and MQSeries.

Configuring, administering and troubleshooting of NFS, NIS (master, slave and client) and DNS (Bind 8.2.x and 8.3.x) in multi-platform networks that included IBMA IX & Linux.

Updating patches to keep the IBM AIX, Linux and Solaris servers updated against bugs present in the operating system using patch administration commands like swlist, swinstall, patchadd, showrev, yum, up2date etc.

User, Group management and security policy management for the all servers including Windows and UNIX using RBAC, sudo etc.

Installing, configuring and troubleshooting Sun Java System Web Server 6.x, 7 and Apache 2.2.x web server on IBM AIX.

Responsible for Installation, configuration and administration of middleware like WebLogic 9.0, JBoss 3.2, CA Web Access Manager (WAM) and MQ Series v 7.0 etc.

Performance Analysis of resources like CPU, Memory, Disk and Swap from command line using commands like prstat, vmstat, sar, iostat, swap etc. and tuning of the kernel parameters for the better performance of the operating system and TCP.

Hardening the servers as per the compliance norms by analyzing the availability of the services that are needed on the servers based on the functionality and disabling the services which are not needed. Installation and configuration of TCP wrappers and constant security patch updates as a part of the exercise to harden the servers.

Was involved in creation of a Project plan and the implementation of a backup solution using Veritas NetBackup 5 and StorageTek L700 tape libraries.

Deployment of System 5 packages on production servers.

Modifying/ Writing scripts for day-to-day job and administration.

Creating test environment and assisting in Change control management.

Troubleshooting day-to-day server related issues and problems.

Configured firewall based on Redhat Linux and FreeBSD 4.x that has three network interfaces.

Implemented a High Availability Cluster using 2 V480s, a T3 and Veritas Cluster Server 4.0.

Installation, Maintenance, Administration and troubleshooting of IBM AIX 4/5 and Redhat 9, AS 3.0 servers on various hardware platforms that include IBM Power servers & Dell 6400, 2400, 1800 etc.

Performed automated installations of Operating System using NIM for AIX and Kickstart for Linux.

Extensively worked on hard disk mirroring and stripe with parity using RAID controllers

Developed, customized and build packages on IBM AIX and RPMs on Linux for deployment on various servers through Software Development Life Cycle.

Designed bash, ksh, and Perl scripts to automate application and system management activities. These scripts provided the following functionality: application startup and shutdown, monitored systems and applications health, and web site management

Installation, Management, Configuration of LAN/WAN systems utilizing Cisco switches and routers.

Configured various services, devices as well as applications of UNIX servers and worked with application team to customize the environment. Worked with Apache and developed several UNIX scripts to automate web tasks

Managed existing documentation for systems and created new procedures to support new products. Created documentation for disaster recovery project

Environment: Redhat 8, 9, AS 2.1, EL 3, 4.x, SLES 10 sp1, sp2, IBM AIX 4/5/6, Veritas Volume Manager 4.1, Veritas Cluster Server 4.1, Veritas Netbackup 5, BMC Patrol for Unix, Apache 2.2.x, Sun Java System Web Server 6.x, 7, WebLogic 8.x, 9.0, JBoss 3.2, MQ Series 7.0, CA WAM, System 5 Packaging, Perl, Oracle 10g, v880, v490, v890, 6800, x2100, x4200, SunFire T2000, M5000, M 8000, Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4, Sun StorEdge 9980, StorageTek L700

Operating Systems:

Linux (Red Hat & SUSE), HP-UX 11.0, 11.11, 11.23, 11.31, IBM AIX (4.3/5.x/6.x/7), SLES 8,9,10 & 11, Windows NT /2003/2008/2012.MainFrame

Hardware:

HP ProLiant DL 380, 580, 480 G4, G5, G6 G7& BL 460C G8 servers, HP Blade Enclosures C7000 & C6000, IBM P550, 650, 660, Dell PowerEdge 2800,r310, r410, r710, Intel Servers, Extreme network and Cisco switches, Brocade Switches, A1000, A5200, 3510, 3511, D1000, Sun Store Edge T3, 9980

Networking:

TCP/IP, NIS, NFS, DNS, DHCP, Cisco Routers/Switches, WAN, SMTP, LAN, FTP/TFTP.

WEB Technologies:

Tomcat, APACHE 2.x, 3.x, Web Logic (8/9/10) & Web Sphere 4.0/5.0,IIS6.0/7.0,

Jboss

Programming Languages:

UNIX Shell Scripting, Perl Scripting, HTML, Ansible,

Databases :

Oracle 10g/11g/11g Rac, my sql 5.0.22/5.1.24,Ms-sql 2003/2008

ERP: E-Business Suite R12.2.4, R12.1.3, 11.5.10.2, 11.5.9

Third Party Software:

VERITAS Volume Manager, EMC Storage, RAID Technologies, SSL, Double-Take, BMC Blade Logic, Document Direct

Devops tools

Jenkins. Jira, Tfs, Docker, Git, GitHub,CA AgileCentral/Rally, Opshub Integration Manager

Protocols :

TCP/IP,UDP RIP, OSPF, EIGRP, IGRP, SNMP, SMTP, TELNET

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